<?php
/** ---------------------------------------------------------------------
 * app/models/ca_storage_locations.php : table access class for table ca_storage_locations
 * ----------------------------------------------------------------------
 * CollectiveAccess
 * Open-source collections management software
 * ----------------------------------------------------------------------
 *
 * Software by Whirl-i-Gig (http://www.whirl-i-gig.com)
 * Copyright 2008-2011 Whirl-i-Gig
 *
 * For more information visit http://www.CollectiveAccess.org
 *
 * This program is free software; you may redistribute it and/or modify it under
 * the terms of the provided license as published by Whirl-i-Gig
 *
 * CollectiveAccess is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTIES whatsoever, including any implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
 *
 * This source code is free and modifiable under the terms of 
 * GNU General Public License. (http://www.gnu.org/copyleft/gpl.html). See
 * the "license.txt" file for details, or visit the CollectiveAccess web site at
 * http://www.CollectiveAccess.org
 * 
 * @package CollectiveAccess
 * @subpackage models
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License version 3
 * 
 * ----------------------------------------------------------------------
 */
 
 /**
   *
   */

require_once(__CA_LIB_DIR__."/ca/IBundleProvider.php");
require_once(__CA_LIB_DIR__."/ca/BundlableLabelableBaseModelWithAttributes.php");
require_once(__CA_LIB_DIR__.'/ca/IHierarchy.php');


BaseModel::$s_ca_models_definitions['ca_storage_locations'] = array(
 	'NAME_SINGULAR' 	=> _t('storage location'),
 	'NAME_PLURAL' 		=> _t('storage locations'),
 	'FIELDS' 			=> array(
 		'location_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_HIDDEN, 
				'IDENTITY' => true, 'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => _t('CollectiveAccess id'), 'DESCRIPTION' => _t('Unique numeric identifier used by CollectiveAccess internally to identify this storage location')
		),
		'parent_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => true, 
				'DEFAULT' => '',
				'LABEL' => 'Parent id', 'DESCRIPTION' => 'Parent id'
		),
		'type_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_SELECT, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => true, 
				'DEFAULT' => '',
				'LIST_CODE' => 'storage_location_types',
				'LABEL' => _t('Type'), 'DESCRIPTION' => _t('The type of the storage location. In CollectiveAccess every storage location has a single "instrinsic" type that determines the set of descriptive and administrative metadata that can be applied to it.')
		),
		'source_info' => array(
				'FIELD_TYPE' => FT_VARS, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 88, 'DISPLAY_HEIGHT' => 15,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Source information', 'DESCRIPTION' => 'Serialized array used to store source information for storage location information retrieved via web services [NOT IMPLEMENTED YET].'
		),
		'hier_left' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Hierarchical index - left bound', 'DESCRIPTION' => 'Left-side boundary for nested set-style hierarchical indexing; used to accelerate search and retrieval of hierarchical record sets.'
		),
		'hier_right' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Hierarchical index - right bound', 'DESCRIPTION' => 'Right-side boundary for nested set-style hierarchical indexing; used to accelerate search and retrieval of hierarchical record sets.'
		),
		'status' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_SELECT, 
				'DISPLAY_WIDTH' => 40, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => 0,
				'BOUNDS_CHOICE_LIST' => array(
					_t('Newly created') => 0,
					_t('Editing in progress') => 1,
					_t('Editing complete - pending review') => 2,
					_t('Review in progress') => 3,
					_t('Completed') => 4
				),
				'LIST' => 'workflow_statuses',
				'LABEL' => _t('Status'), 'DESCRIPTION' => _t('Indicates the current state of the storage location record.')
		),
		'deleted' => array(
				'FIELD_TYPE' => FT_BIT, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => 0,
				'LABEL' => _t('Is deleted?'), 'DESCRIPTION' => _t('Indicates if the storage location is deleted or not.'),
				'BOUNDS_VALUE' => array(0,1)
		),
		'rank' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_FIELD, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => _t('Sort order'), 'DESCRIPTION' => _t('Sort order'),
		)
 	)
);

class ca_storage_locations extends BundlableLabelableBaseModelWithAttributes implements IBundleProvider, IHierarchy {
	# ---------------------------------
	# --- Object attribute properties
	# ---------------------------------
	# Describe structure of content object's properties - eg. database fields and their
	# associated types, what modes are supported, et al.
	#

	# ------------------------------------------------------
	# --- Basic object parameters
	# ------------------------------------------------------
	# what table does this class represent?
	protected $TABLE = 'ca_storage_locations';
	      
	# what is the primary key of the table?
	protected $PRIMARY_KEY = 'location_id';

	# ------------------------------------------------------
	# --- Properties used by standard editing scripts
	# 
	# These class properties allow generic scripts to properly display
	# records from the table represented by this class
	#
	# ------------------------------------------------------

	# Array of fields to display in a listing of records from this table
	protected $LIST_FIELDS = array('location_id');

	# When the list of "list fields" above contains more than one field,
	# the LIST_DELIMITER text is displayed between fields as a delimiter.
	# This is typically a comma or space, but can be any string you like
	protected $LIST_DELIMITER = ' ';

	# What you'd call a single record from this table (eg. a "person")
	protected $NAME_SINGULAR;

	# What you'd call more than one record from this table (eg. "people")
	protected $NAME_PLURAL;

	# List of fields to sort listing of records by; you can use 
	# SQL 'ASC' and 'DESC' here if you like.
	protected $ORDER_BY = array('location_id');

	# Maximum number of record to display per page in a listing
	protected $MAX_RECORDS_PER_PAGE = 20; 

	# How do you want to page through records in a listing: by number pages ordered
	# according to your setting above? Or alphabetically by the letters of the first
	# LIST_FIELD?
	protected $PAGE_SCHEME = 'alpha'; # alpha [alphabetical] or num [numbered pages; default]

	# If you want to order records arbitrarily, add a numeric field to the table and place
	# its name here. The generic list scripts can then use it to order table records.
	protected $RANK = 'rank';
	
	# ------------------------------------------------------
	# Hierarchical table properties
	# ------------------------------------------------------
	protected $HIERARCHY_TYPE				=	__CA_HIER_TYPE_SIMPLE_MONO__;
	protected $HIERARCHY_LEFT_INDEX_FLD 	= 	'hier_left';
	protected $HIERARCHY_RIGHT_INDEX_FLD 	= 	'hier_right';
	protected $HIERARCHY_PARENT_ID_FLD		=	'parent_id';
	protected $HIERARCHY_DEFINITION_TABLE	=	null;
	protected $HIERARCHY_ID_FLD				=	null;
	protected $HIERARCHY_POLY_TABLE			=	null;
	
	# ------------------------------------------------------
	# Change logging
	# ------------------------------------------------------
	protected $UNIT_ID_FIELD = null;
	protected $LOG_CHANGES_TO_SELF = true;
	protected $LOG_CHANGES_USING_AS_SUBJECT = array(
		"FOREIGN_KEYS" => array(
		
		),
		"RELATED_TABLES" => array(

		)
	);
	
	# ------------------------------------------------------
	# Labeling
	# ------------------------------------------------------
	protected $LABEL_TABLE_NAME = 'ca_storage_location_labels';
	
	# ------------------------------------------------------
	# Search
	# ------------------------------------------------------
	protected $SEARCH_CLASSNAME = 'StorageLocationSearch';
	protected $SEARCH_RESULT_CLASSNAME = 'StorageLocationSearchResult';
	
	# ------------------------------------------------------
	# Attributes
	# ------------------------------------------------------
	protected $ATTRIBUTE_TYPE_ID_FLD = 'type_id';			// name of type field for this table - attributes system uses this to determine via ca_metadata_type_restrictions which attributes are applicable to rows of the given type
	protected $ATTRIBUTE_TYPE_LIST_CODE = 'storage_location_types';	// list code (ca_lists.list_code) of list defining types for this table

	
	# ------------------------------------------------------
	# $FIELDS contains information about each field in the table. The order in which the fields
	# are listed here is the order in which they will be returned using getFields()

	protected $FIELDS;
	
	# ------------------------------------------------------
	# --- Constructor
	#
	# This is a function called when a new instance of this object is created. This
	# standard constructor supports three calling modes:
	#
	# 1. If called without parameters, simply creates a new, empty objects object
	# 2. If called with a single, valid primary key value, creates a new objects object and loads
	#    the record identified by the primary key value
	#
	# ------------------------------------------------------
	public function __construct($pn_id=null) {
		parent::__construct($pn_id);	# call superclass constructor
	}
	# ------------------------------------------------------
	protected function initLabelDefinitions() {
		parent::initLabelDefinitions();
		$this->BUNDLES['ca_objects'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related objects'));
		$this->BUNDLES['ca_object_lots'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related lots'));
		$this->BUNDLES['ca_entities'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related entities'));
		$this->BUNDLES['ca_places'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related places'));
		$this->BUNDLES['ca_occurrences'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related occurrences'));
		$this->BUNDLES['ca_collections'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related collections'));
		$this->BUNDLES['ca_storage_locations'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related storage locations'));
		
		$this->BUNDLES['ca_loans'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related loans'));
		$this->BUNDLES['ca_movements'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related movements'));
		
		$this->BUNDLES['ca_list_items'] = array('type' => 'related_table', 'repeating' => true, 'label' => _t('Related vocabulary terms'));
		
		$this->BUNDLES['hierarchy_navigation'] = array('type' => 'special', 'repeating' => false, 'label' => _t('Hierarchy navigation'));
		$this->BUNDLES['hierarchy_location'] = array('type' => 'special', 'repeating' => false, 'label' => _t('Location in hierarchy'));
	}
	# ------------------------------------------------------
	/**
	 * Return array containing information about all storage location hierarchies, including their root_id's
	 */
	 public function getHierarchyList($pb_dummy=false) {
		
		$vn_root_id = $this->getHierarchyRootID();
		$t_root = new ca_storage_locations($vn_root_id);
		$qr_children = $t_root->getHierarchyChildrenAsQuery();
		$va_preferred_labels = $t_root->getPreferredLabels(null, false);
		
		return array(array(
			'location_id' => $t_root->getPrimaryKey(),
			'name' => 'Root',
			'children' => $qr_children->numRows(),
			'has_children' => $qr_children->numRows() ? true : false
		));
	 }
	# ------------------------------------------------------
	/**
	 * Returns name of hierarchy for currently loaded storage location, which is *always* "Storage locations"
	 * $pn_id is always ignored and is optional. The parameter is included for consistency with getHierarchyName() implementations
	 * in other models (ca_objects, ca_places, ca_list_items, etc.)
	 */
	 public function getHierarchyName($pn_id=null) {
	 	return _t('Storage locations');
	 }
	 # ------------------------------------------------------
	/**
	 *
	 */
	public function getLocationIDsByName($ps_name, $pn_parent_id=null) {
		$o_db = $this->getDb();
		
		if ($pn_parent_id) {
			$qr_res = $o_db->query("
				SELECT DISTINCT casl.location_id
				FROM ca_storage_locations casl
				INNER JOIN ca_storage_location_labels AS casll ON casll.location_id = casl.location_id
				WHERE
					casll.name = ? AND casl.parent_id = ?
			", (string)$ps_name, (int)$pn_parent_id);
		} else {
			$qr_res = $o_db->query("
				SELECT DISTINCT casl.location_id
				FROM ca_storage_locations casl
				INNER JOIN ca_storage_location_labels AS casll ON casll.location_id = casl.location_id
				WHERE
					casll.name = ?
			", (string)$ps_name);

		}
		$va_location_ids = array();
		while($qr_res->nextRow()) {
			$va_location_ids[] = $qr_res->get('location_id');
		}
		return $va_location_ids;
	}
	# ------------------------------------------------------
}
?>